Seiko Cal. 0763 - 640

Seiko 0763-640

The 0763-640 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-f104dad337fc]

Also known as: Flighty

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
8.8mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Navy
Jewels
24j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1970

Related Models

seikata-wm-f104dad337fc